9.Keller Corp. manufactures jeans.Costs incurred in making 20,000 pairs of jeans in May included $510,000 of fixed manufacturing overhead.Total absorption cost per pair of jeans was $50.

a.Calculate the variable cost per pair of jeans.

b.Express the cost of the jeans in a cost formula (Y=a+bX).

10. A product's unit cost is $18 for direct materials used, $17 for labor incurred, and $15 for variable manufacturing overhead; its unit selling price is $150.Selling, general, and administrative expenses for the month were $200,000.

a.Calculate the total product cost (COGM).

b.Assuming 10,000 products were produced and sold, calculate the gross margin, gross margin ratio, and net income for the month.